import type { LoggerService, ModuleMetadata } from '@nestjs/common';
import type { CopyObjectCommandInput, CopyObjectCommandOutput, DeleteObjectCommandOutput, GetObjectCommandOutput, ListObjectsV2CommandInput, ListObjectsV2CommandOutput, ObjectCannedACL, PutObjectCommandInput, PutObjectCommandOutput, S3ClientConfig } from '@aws-sdk/client-s3';
import type { CompleteMultipartUploadCommandOutput } from '@aws-sdk/client-s3';
import type { Readable } from 'stream';
export type S3ModuleLogger = Pick<LoggerService, 'log' | 'error'>;
export interface S3ModuleOptions {
    region?: string;
    endpoint?: string;
    forcePathStyle?: boolean;
    requestChecksumCalculation?: S3ClientConfig['requestChecksumCalculation'];
    responseChecksumValidation?: S3ClientConfig['responseChecksumValidation'];
    defaultBucket?: string;
    /**
     * @deprecated Use defaultBucket instead.
     */
    bucket?: string;
    logger?: boolean | S3ModuleLogger;
}
export interface S3ModuleAsyncOptions extends Pick<ModuleMetadata, 'imports'> {
    useFactory: (...args: any[]) => Promise<S3ModuleOptions> | S3ModuleOptions;
    global?: boolean;
    inject?: any[];
}
export interface S3ObjectOptions {
    bucket?: string;
}
export interface S3UploadOptions extends S3ObjectOptions {
    acl?: ObjectCannedACL;
    cacheControl?: PutObjectCommandInput['CacheControl'];
    contentType?: NonNullable<PutObjectCommandInput['ContentType']>;
    metadata?: PutObjectCommandInput['Metadata'];
}
export interface S3SignedUrlOptions extends S3UploadOptions {
    expiresIn?: number;
    operation?: 'getObject' | 'putObject';
    endpoint?: string;
}
export interface S3CopyObjectOptions extends S3UploadOptions {
    metadataDirective?: CopyObjectCommandInput['MetadataDirective'];
    sourceBucket?: string;
}
export interface S3ListObjectsOptions extends S3ObjectOptions {
    continuationToken?: ListObjectsV2CommandInput['ContinuationToken'];
    delimiter?: ListObjectsV2CommandInput['Delimiter'];
    maxKeys?: ListObjectsV2CommandInput['MaxKeys'];
    prefix?: ListObjectsV2CommandInput['Prefix'];
}
export interface S3GetObjectResult {
    body: Readable;
    cacheControl?: GetObjectCommandOutput['CacheControl'];
    contentLength?: GetObjectCommandOutput['ContentLength'];
    contentType?: GetObjectCommandOutput['ContentType'];
    eTag?: GetObjectCommandOutput['ETag'];
    lastModified?: GetObjectCommandOutput['LastModified'];
    metadata?: GetObjectCommandOutput['Metadata'];
}
export type S3UploadResult = CompleteMultipartUploadCommandOutput;
export type S3PutObjectResult = PutObjectCommandOutput;
export type S3DeleteObjectResult = DeleteObjectCommandOutput;
export type S3CopyObjectResult = CopyObjectCommandOutput;
export type S3ListObjectsResult = ListObjectsV2CommandOutput;
export type S3Body = NonNullable<PutObjectCommandInput['Body']>;
export type UploadParams = S3UploadOptions;